What benefits of Azospirillum amazonense have been cited in the scientific literature?

Source: AI synthesis of the scientific literature

Genomic analysis of Nitrospirillum amazonense confirms nitrogenase genes and two auxin biosynthesis routes: the tryptophan-dependent TAM pathway (flavin-monooxygenase and aldehyde oxidase) and a nitrilase/IAN intermediate route. These molecular findings are consistent with the reported plant growth promotion activity. None of the above constitute approved label claims or regulatory endorsements — they reflect what the peer-reviewed literature reports for this species.

1AAPFCO-accepted claims

Listing details

Beneficial to plants and/or soils.

Accepted wording, shown verbatim · source: AAPFCO Plant Biostimulant list

2Potential claims from the literature

AI-drafted, not accepted claim languagePotential claims are drafted automatically by AI from published research. They are not accepted claim language and have not been reviewed by a regulator. Discuss any claim with a registration specialist before putting it on a label.

Reported to promote plant growth through biological nitrogen fixation (BNF) in sugarcane

Nitrogen fixation· multiple studies· Herbicide toxicity to Nitrospirillum amazonense: assessing bacterial survival and microbial functionality (2026)· Survival of five diazotrophic bacterial strains in different substrates used in sugarcane seedling propagation (2023)· Designing and validation of specific primers for the quantitative detection of bacteria in sugarcane inoculant (2023)· Development and nitrate reductase activity of sugarcane inoculated with five diazotrophic strains (2017)· Genomic insights into the versatility of the plant growth-promoting bacterium Azospirillum amazonense (2011)

Reported to produce the phytohormone indole-3-acetic acid (IAA), contributing to plant growth promotion

Growth and yield· multiple studies· Herbicide toxicity to Nitrospirillum amazonense: assessing bacterial survival and microbial functionality (2026)· The plant growth-promoting bacteria Azospirillum amazonense: genomic versatility and phytohormone pathway (2015)· Genomic insights into the versatility of the plant growth-promoting bacterium Azospirillum amazonense (2011)

Reported to contribute to significant gains in stalk yield (average increase of 12.2% for the Ab + Na mix) and sugar yield per hectare (average increase of 13.7% for the Ab + Na mix) in sugarcane across greenhouse and field environments

Growth and yield· single study· Combining plant growth-promoting bacteria as a tool to improve the metabolism and productivity of sugarcane (2025)

Reported to colonize sugarcane roots and shoots as an endophytic diazotroph, with populations tending to concentrate in roots over time

General benefit· single study· Designing and validation of specific primers for the quantitative detection of bacteria in sugarcane inoculant (2023)

Reported to survive in various substrates used in sugarcane seedling nurseries at populations above 10^5 cells g⁻¹, with survival ranking second among five tested diazotrophic strains

General benefit· single study· Survival of five diazotrophic bacterial strains in different substrates used in sugarcane seedling propagation (2023)

Reported to harbor nitrogen fixation genes (nitrogenase genes) in its genome, implicated in plant growth promotion

Nitrogen fixation· single study· Genomic insights into the versatility of the plant growth-promoting bacterium Azospirillum amazonense (2011)

Reported to contain coding sequences related to phytohormone (auxin) production pathways, including the tryptophan-dependent TAM pathway (flavin-monooxygenase and aldehyde oxidase) and an alternative route involving nitrilase/IAN intermediate

Growth and yield· multiple studies· The plant growth-promoting bacteria Azospirillum amazonense: genomic versatility and phytohormone pathway (2015)· Genomic insights into the versatility of the plant growth-promoting bacterium Azospirillum amazonense (2011)

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What benefits of Azospirillum amazonense have been cited in the scientific literature?

1AAPFCO-accepted claims

2Potential claims from the literature

See the full picture on Azospirillum amazonense

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